Ages 5+
Ages 5+

Planet Bath Bombs

$19.95

What you get

Dive into kid-friendly chemistry with a set of planet-themed bath bombs you crafted yourself! Mix together citric acid, baking soda, cornstarch, and food coloring to make a variety of colorful bath bomb powders. Use a set of molds to shape the powders into multi-layered bath bombs inspired by the layers of the Earth. Then drop your bath bombs into the water to see a frothy, fizzy chemical reaction!

From the desk of the product designer:

Behind the design


“We wanted to make the bath bomb experience more educational. Now kids can learn about the anatomy of a planet while making their bath bombs, from core to crust!”
- The KiwiCo Product Design team

By the numbers

Planets created during testing: 67

Planets cut open: 51

Test baths: 4

Additional details